One Health research at land-sea interfaces Woutrina Smith, DVM, MPVM, PhD One Health Institute & VME Department School of Veterinary Medicine, UC Davis Land – Sea Connections Disease causing agents on land can affect the health of ocean inhabitants Sea Otter Causes of Death Pathogen pollution Land to sea flow: •  Sewage plants •  Animals •  Rivers •  Ocean •  Shellfish h#p://www.awag.org/Educa1on Sentinel shellfish •  Cryptosporidium, Giardia, and pathogenic bacteria in marine mussels and freshwater clams associated with recent rain events, exposure to rivers/streams, and/or human fecal sources (Miller et al., 2005, 2006a, 2006b). Wetlands perform important functions to improve water quality and ecosystem health Collaborative Teams •  California Dept. of Fish and Wildlife •  UCD Wildlife Health Center •  Bodega Marine Laboratory •  United States Geological Survey •  Monterey Bay Aquarium •  The Marine Mammal Center •  UCSC Long Marine Laboratory •  Central Coast Water Quality Control Board •  United States Fish and Wildlife Service Asia and Africa Water Quality Projects Harmful Algal Blooms Pinto Lake Watershed Approach: From Land to Sea [email protected] Welcome to Dr. Esteban Soto! Fish microbiologist and pathologist extraordinaire!